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Allen Bradley 1785-L11B/E PLC-5/11 Processor
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Product Introduction
The Allen Bradley 1785-L11B/E PLC-5/11 Processor is a compact processor module from the PLC-5 family designed for reliable control and data processing in industrial automation systems. Manufactured by Rockwell Automation under the Allen-Bradley portfolio, this processor provides stable logic execution and system management for PLC-5 rack-based control platforms.
The module features 8K Word SRAM memory, enabling storage of ladder logic programs and operational data for small to medium-scale control applications. As a Series E processor, it offers improved firmware stability and compatibility within PLC-5 environments, allowing efficient coordination between I/O modules, communication interfaces, and industrial field devices.
Product Specifications
| Parameter | Specification |
|---|---|
| Product Type | PLC Processor Module |
| Manufacturer | Rockwell Automation |
| Brand | Allen-Bradley |
| Series | PLC-5 |
| Processor Model | PLC-5/11 |
| Module Series | Series E |
| Program Memory | 8K Word SRAM |
| Controller Architecture | Modular PLC-5 Rack System |
| Programming Method | Ladder Logic |
| Backplane Communication | PLC-5 System Backplane |
| Installation Type | Rack Mounted |
| Dimensions | 165 × 51 × 89 mm |
| Weight | 1.36 kg |
Applications
• Industrial automation control systems, executing ladder logic programs for production equipment and automated machinery.
• Manufacturing process management, coordinating sensors, actuators, and control modules in assembly lines.
• Material handling operations, controlling conveyors, sorting systems, and automated transport equipment.
• Legacy PLC-5 platform maintenance, supporting existing control systems that rely on PLC-5 architecture.
• Machine monitoring and control, collecting operational data and managing machine sequences.
• Industrial plant infrastructure, providing centralized control for distributed I/O modules.
Advantages
• Reliable PLC-5 architecture, widely used in industrial automation systems around the world.
• 8K Word SRAM memory, enabling stable storage of control programs and operational data.
• Series E hardware design, offering improved compatibility and operational stability.
• Modular rack-based installation, allowing flexible integration with various PLC-5 system modules.
• Strong integration with communication modules, supporting connection with Ethernet, DH+, and Remote I/O networks.
• Industrial-grade durability, suitable for long-term operation in demanding factory environments.
FAQ
-
What type of memory is used in the 1785-L11B/E processor?
The processor uses 8K Word SRAM to store ladder logic programs and runtime data. -
What does the Series E designation represent?
Series E indicates a later hardware revision with improved firmware compatibility and reliability within PLC-5 systems. -
How does the processor communicate with other modules?
Communication occurs through the PLC-5 backplane, allowing data exchange with I/O and communication modules. -
Is this processor compatible with PLC-5 communication interfaces?
Yes, it can work with PLC-5 communication modules such as Ethernet, Data Highway Plus, and Remote I/O interfaces. -
What programming method is typically used with this processor?
It is programmed using ladder logic through compatible industrial programming software. -
Can the processor manage both digital and analog I/O modules?
Yes, PLC-5 processors are capable of controlling both digital and analog I/O modules installed in the rack. -
How does the processor execute control programs?
It continuously scans the ladder logic program, processes input signals, and updates outputs accordingly. -
Is this processor suitable for continuous industrial operation?
Yes, it is designed for stable long-term operation in industrial automation environments. -
Can this module be used for upgrading older PLC-5 systems?
Yes, it can replace earlier versions of PLC-5/11 processors while maintaining system compatibility. -
What role does the processor play in a PLC-5 system?
It acts as the central control unit, executing logic programs and coordinating communication between system modules.
Related Models
| Model | Description |
|---|---|
| 1785-L11B | Standard PLC-5/11 processor |
| 1785-L20B | PLC-5/20 processor module |
| 1785-L30B | PLC-5/30 programmable processor |
| 1785-L40B | PLC-5/40 processor for larger control systems |
| 1785-L60B | High-performance PLC-5 processor |
| 1785-ENET | Ethernet interface module for PLC-5 systems |
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| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8613666033393 | |||||||
| +8613666033393 | ||||||||
| 13666033393 | ||||||||
| Add | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
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